Home / 1,219,225.43-1,682,364.44-675,226.91

Finding the Fourth Proportional to 1,219,225.43, 1,682,364.44 and 675,226.91

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Solution

The fourth proportional to 1,219,225.43, 1,682,364.44 and 675,226.91 is: 931,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,225.43 : 1,682,364.44 = 675,226.91 : x
  2. Step 2: Convert to fraction form
    1,219,225.43/1,682,364.44 = 675,226.91/x
  3. Step 3: Cross multiply
    1,219,225.43x = 1,682,364.44 × 675,226.91
  4. Step 4: Simplify right side
    1,219,225.43x = 1,135,977,730,527.12
  5. Step 5: Solve for x
    x = 1,135,977,730,527.12/1,219,225.43
  6. Step 6: Final answer
    x = 931,720.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.